637327756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 1322915328

約数和(自身を除く): 685587572

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 53, 61, 68, 106, 122, 212, 221, 223, 244, 442, 446, 689, 793, 884, 892, 901, 1037, 1378, 1586, 1802, 2074, 2756, 2899, 3172, 3233, 3604, 3791, 4148, 5798, 6466, 7582, 11596, 11713, 11819, 12932, 13481, 13603, 15164, 23426, 23638, 26962, 27206, 42029, 46852, 47276, 49283, 53924, 54412, 54961, 84058, 98566, 109922, 153647, 168116, 176839, 197132, 200923, 219844, 231251, 307294, 353678, 401846, 462502, 614588, 707356, 714493, 720959, 803692, 925004, 1428986, 1441918, 2611999, 2857972, 2883836, 3006263, 5223998, 6012526, 9372467, 10447996, 12025052, 12256303, 18744934, 24512606, 37489868, 49025212, 159331939, 318663878, 637327756]

約数ペア:

[(1, 637327756), (2, 318663878), (4, 159331939), (13, 49025212), (17, 37489868), (26, 24512606), (34, 18744934), (52, 12256303), (53, 12025052), (61, 10447996), (68, 9372467), (106, 6012526), (122, 5223998), (212, 3006263), (221, 2883836), (223, 2857972), (244, 2611999), (442, 1441918), (446, 1428986), (689, 925004), (793, 803692), (884, 720959), (892, 714493), (901, 707356), (1037, 614588), (1378, 462502), (1586, 401846), (1802, 353678), (2074, 307294), (2756, 231251), (2899, 219844), (3172, 200923), (3233, 197132), (3604, 176839), (3791, 168116), (4148, 153647), (5798, 109922), (6466, 98566), (7582, 84058), (11596, 54961), (11713, 54412), (11819, 53924), (12932, 49283), (13481, 47276), (13603, 46852), (15164, 42029), (23426, 27206), (23638, 26962)]